Group 1 - The core point of the article is the acquisition of a patent for a "DCDC output voltage control method and control system for hybrid vehicles" by three companies: Jiguangwan (Ningbo) Intelligent Technology Co., Ltd., Jiguangwan Technology Co., Ltd., and Zhejiang Geely Holding Group Co., Ltd. The patent was granted with announcement number CN114144327B, and the application date was August 2021 [1][2]. Group 2 - Jiguangwan (Ningbo) Intelligent Technology Co., Ltd. was established in 2013, located in Ningbo, primarily engaged in the automotive manufacturing industry, with a registered capital of 282.8 million RMB. The company has invested in one enterprise, participated in 178 bidding projects, and holds 1,045 patents [1]. - Jiguangwan Technology Co., Ltd. was founded in 2012, also located in Ningbo, focusing on manufacturing for railways, ships, aerospace, and other transportation equipment, with a registered capital of 500 million RMB. The company has invested in 10 enterprises, participated in 63 bidding projects, and holds 1,138 patents [1]. - Zhejiang Geely Holding Group Co., Ltd. was established in 2003, based in Hangzhou, primarily engaged in the automotive manufacturing industry, with a registered capital of 1.03 billion RMB. The company has invested in 37 enterprises, participated in 523 bidding projects, and holds 5,000 patents and trademarks, along with 274 administrative licenses [2].